+4 = 5

ㄅㄧㄥˇbǐng

ㄅㄧㄥˇbǐng
third of the ten Heavenly Stems 十天干[shi2 tian1 gan1], third in order, letter "C" or roman "III" in list "A, B, C", or "I, II, III" etc, propyl
dritter der zehn Himmelsstämme
bing (tronc céleste)​, troisième